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09180

Sigma-Aldrich

3-Amino-4-hydroxybenzenesulfonic acid

technical, ≥95% (T)

Synonym(s):

2-Aminophenol-4-sulfonic acid

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About This Item

Linear Formula:
H2NC6H3(OH)SO3H
CAS Number:
98-37-3
Molecular Weight:
189.19
Beilstein:
514765
EC Number:
202-662-8
MDL number:
MFCD00007696
UNSPSC Code:
12352100
PubChem Substance ID:
329748725
NACRES:
NA.22

grade

technical

Quality Level

100

Assay

≥95% (T)

ign. residue

≤2%

mp

≥300 °C (lit.)

functional group

sulfonic acid

SMILES string

Nc1cc(ccc1O)S(O)(=O)=O

InChI

1S/C6H7NO4S/c7-5-3-4(12(9,10)11)1-2-6(5)8/h1-3,8H,7H2,(H,9,10,11)

InChI key

ULUIMLJNTCECJU-UHFFFAOYSA-N

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Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H315,H319

Precautionary Statements

P302 + P352 - P305 + P351 + P338

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2

Storage Class Code

8A - Combustible corrosive hazardous materials

WGK

WGK 1

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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